gurly wants to talk about, one of the things you mentioned is we may have three very important things happen at the same time. the power going off due to a wild fire causing air quality issues and if it comes at a time when we have a heat related incident, we have to manage all three of those and dr. gurly has done a tremendous amount on that particular item and maybe you can share some of that. >> i just wanted to start by saying i'm sorry you and your family had to go through that. it is both traumatizing, i know until the moment but then you just described there's anxiety that just seeds. i did want to say that at a certain level, i think you also very accurately and in a very poignant way demonstrating something i personally feel is so important. which is that in an emergency, it is trust that saves lives. it's the issue of where do you trust or not the information that you are getting. also, that the most important thing that any of us can do is make our connections to people who care about us, which is also a challenge for many communities. your friends are your safety net and t